PHP 清理URL字符串

Posted 2021-05-15

function get_clean_url_string($str) {
	$search = array(
		'/\s+/i',
		'/(-|_)(-|_)*/',
		'/[^a-z0-9_-]/i'
	);
	$replace = array(
		'-',
		'$1',
		''
	);
  return preg_replace($search, $replace, trim($str));
}